P.02.15 SERUM CALPROTECTIN ACCURATELY SEPARATES INFLAMMATORY BOWEL DISEASE AND IRRITABLE BOWEL SYNDROME: PRELIMINARY DATA OF A PROSPECTIVE SINGLE CENTRE STUDY. (25th March 2019) - Di Stefano, M.; Giuffrida, P.; Mengoli, C.; Ceroni, L.; Pagani, E.; Miceli, E.; Frigerio, C.; Lapia, F.; Sabatini, U.; Corazza, G.R.; Di Sabatino, A.